Home / 15,432.50-23,145.24-4,340.27

Finding the Fourth Proportional to 15,432.50, 23,145.24 and 4,340.27

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Solution

The fourth proportional to 15,432.50, 23,145.24 and 4,340.27 is: 6,509.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.50 : 23,145.24 = 4,340.27 : x
  2. Step 2: Convert to fraction form
    15,432.50/23,145.24 = 4,340.27/x
  3. Step 3: Cross multiply
    15,432.50x = 23,145.24 × 4,340.27
  4. Step 4: Simplify right side
    15,432.50x = 100,456,590.81
  5. Step 5: Solve for x
    x = 100,456,590.81/15,432.50
  6. Step 6: Final answer
    x = 6,509.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.